Describe the Structure and Function of the Intrinsic and Extrinsic

question 101

Essay

Describe the structure and function of the intrinsic and extrinsic muscles of the tongue.

Understand the dynamics of scapegoat theory and frustration-aggression in prejudice.

Differentiate between ingroups and outgroups, and their roles in social categorization.

Analyze the impact of social beliefs and biases on minority groups.

Recognize the other-race effect and its implications on social perception.

---

Definitions:

Electrical Synapses

Specialized junctions through which cells of the nervous system signal to each other via direct flow of electric current.

Myelin Sheath

A fatty layer that surrounds the axons of some nerve cells, providing insulation and speeding up electrical impulses.

Lipids

A group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, and others, serving as energy storage, structural components of cell membranes, and important signaling molecules.

EPSPs

Excitatory postsynaptic potentials, which are temporary increases in postsynaptic membrane potential caused by the flow of positively charged ions into the postsynaptic cell.